import {
  Card,
  Breadcrumb,
  Form,
  Button,
  Radio,
  Input,
  Upload,
  Space,
  Select,
  message,
} from "antd";
import { PlusOutlined } from "@ant-design/icons";
import { Link, useSearchParams } from "react-router-dom";
import "./index.scss";
import { useState, useEffect, } from "react";

import ReactQuill from "react-quill";
import "react-quill/dist/quill.snow.css";
import { request } from "@/utils";
import { useChannel } from "@/hooks/useChannel";
import { updateArticleAPI } from "@/apis/artcle";


const { Option } = Select;

const Publish = () => {
  const { channelList } = useChannel()

  // 发布文章
  const onFinish = async (formValue) => {
    const { channel_id, content, title } = formValue;
    if (imageList.length !== imageType) {
      message.error('发布图片数量与封面数量不匹配')
      return
    }
    const params = {
      content,
      title,
      cover: {
        type: imageType,
        images: imageList.map(item => {
          if(item.response) {
            return item.response.data.url
          } else {
            return item.url
          }
        })
      },
      channel_id,
    };

    if(articleId) {
      await updateArticleAPI (  { ...params  , id:articleId })
      message.success("文章编辑成功");
    } else {
      await request.post("/mp/articles?draft=false", params);
      message.success("发布文章成功");
    }

  };

  // 上传图片
  const [imageList, setImageList] = useState([])
  const onUploadChange = (info) => {
    //拿到参数
    setImageList(info.fileList)
  }

  // 控制图片Type
  const [imageType, setImageType] = useState(0)

  const onTypeChange = (e) => {
    console.log(e)
    setImageType(e.target.value)
  }


  // 回填数据
  const [searchParams] = useSearchParams()
  const articleId = searchParams.get('id')
  const [form] = Form.useForm()
  useEffect(() => {
    async function getArticle() {
      const res = await request.get(`/mp/articles/${articleId}`)
      const { cover, ...formValue } = res.data
      // 设置表单数据
      form.setFieldsValue({ ...formValue, type: cover.type })
      // 2. 回填封面图片
      setImageType(cover.type) // 封面类型
      setImageList(cover.images.map(url => ({ url }))) // 封面list
    }
    if (articleId) {
      // 拉取数据回显
      getArticle()
    }
  }, [articleId, form])

  return (
    <div className="publish">
      <Card
        title={
          <Breadcrumb items={[
            { title: <Link to={'/'}>首页</Link> },
            { title: `${articleId ? '编辑文章' : '发布文章'}` },
          ]}
          />
        }
      >

        <Form form={form}
          labelCol={{ span: 4 }}
          wrapperCol={{ span: 16 }}
          initialValues={{ type: 0 }} // 控制表单域里的默认初始值
          onFinish={onFinish}
        >
          <Form.Item
            label="标题"
            name="title"
            rules={[{ required: true, message: "请输入文章标题" }]}
          >
            <Input placeholder="请输入文章标题" style={{ width: 400 }} />
          </Form.Item>
          <Form.Item
            label="频道"
            name="channel_id"
            rules={[{ required: true, message: "请选择文章频道" }]}
          >
            <Select placeholder="请选择文章频道" style={{ width: 400 }}>
              {channelList.map((item) => (
                <Option key={item.id} value={item.id}>
                  {item.name}
                </Option>
              ))}
            </Select>
          </Form.Item>

          <Form.Item label="封面">
            <Form.Item name="type">
              <Radio.Group onChange={onTypeChange}>
                <Radio value={1}>单图</Radio>
                <Radio value={3}>三图</Radio>
                <Radio value={0}>无图</Radio>
              </Radio.Group>
            </Form.Item>
            {imageType > 0 && <Upload
              listType="picture-card"  //定制外观
              showUploadList  //三图多个
              action={'http://geek.itheima.net/v1_0/upload'} //配置上传接口地址
              name='image'
              onChange={onUploadChange}
              maxCount={imageType}
              fileList={imageList}
            >
              <div style={{ marginTop: 8 }}>
                <PlusOutlined />
              </div>
            </Upload>}
          </Form.Item>

          <Form.Item
            label="内容"
            name="content"
            rules={[{ required: true, message: "请输入文章内容" }]}
          >
            <ReactQuill
              className="publish-quill"
              theme="snow"
              placeholder="请输入文章内容"
            />
          </Form.Item>

          <Form.Item wrapperCol={{ offset: 4 }}>
            <Space>
              <Button size="large" type="primary" htmlType="submit">
                发布文章
              </Button>
            </Space>
          </Form.Item>
        </Form>
      </Card>
    </div>
  );
};


export default Publish;
